dbfirst example

This commit is contained in:
2018-11-14 22:31:54 +01:00
parent 63f4f97d46
commit 768e4816b9
20 changed files with 2321 additions and 4 deletions

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@ -1,6 +1,19 @@
<?xml version="1.0" encoding="utf-8" ?>
<?xml version="1.0" encoding="utf-8"?>
<configuration>
<configSections>
<!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
<section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
</configSections>
<startup>
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
</startup>
<connectionStrings>
<add name="PlutoDbContext" connectionString="metadata=res://*/PlutoModel.csdl|res://*/PlutoModel.ssdl|res://*/PlutoModel.msl;provider=System.Data.SqlClient;provider connection string=&quot;data source=.\SQLEXPR2017;initial catalog=Pluto;integrated security=True;MultipleActiveResultSets=True;App=EntityFramework&quot;" providerName="System.Data.EntityClient" />
</connectionStrings>
<entityFramework>
<defaultConnectionFactory type="System.Data.Entity.Infrastructure.SqlConnectionFactory, EntityFramework" />
<providers>
<provider invariantName="System.Data.SqlClient" type="System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer" />
</providers>
</entityFramework>
</configuration>

29
DbFirst/Author.cs Normal file
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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Collections.Generic;
public partial class Author
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public Author()
{
this.Courses = new HashSet<Course>();
}
public int AuthorID { get; set; }
public string Name { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<Course> Courses { get; set; }
}
}

37
DbFirst/Course.cs Normal file
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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Collections.Generic;
public partial class Course
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public Course()
{
this.CourseSections = new HashSet<CourseSection>();
this.Tags = new HashSet<Tag>();
}
public int CourseID { get; set; }
public int AuthorID { get; set; }
public string Title { get; set; }
public string Description { get; set; }
public CourseLevel Level { get; set; }
public short FullPrice { get; set; }
public virtual Author Author { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<CourseSection> CourseSections { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<Tag> Tags { get; set; }
}
}

20
DbFirst/CourseLevel.cs Normal file
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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
public enum CourseLevel : byte
{
Beginner = 1,
Intermediate = 2,
Advanced = 3
}
}

23
DbFirst/CourseSection.cs Normal file
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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Collections.Generic;
public partial class CourseSection
{
public int SectionID { get; set; }
public int CourseID { get; set; }
public string Title { get; set; }
public virtual Course Cours { get; set; }
}
}

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@ -33,8 +33,17 @@
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
<HintPath>..\packages\EntityFramework.6.2.0\lib\net45\EntityFramework.dll</HintPath>
</Reference>
<Reference Include="EntityFramework.SqlServer, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
<HintPath>..\packages\EntityFramework.6.2.0\lib\net45\EntityFramework.SqlServer.dll</HintPath>
</Reference>
<Reference Include="System" />
<Reference Include="System.ComponentModel.DataAnnotations" />
<Reference Include="System.Core" />
<Reference Include="System.Runtime.Serialization" />
<Reference Include="System.Security" />
<Reference Include="System.Xml.Linq" />
<Reference Include="System.Data.DataSetExtensions" />
<Reference Include="Microsoft.CSharp" />
@ -43,11 +52,76 @@
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="Author.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="Course.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="CourseLevel.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="CourseSection.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="funcGetAuthorCourses_Result.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="GetCoursesResult.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="PlutoModel.Context.cs">
<AutoGen>True</AutoGen>
<DesignTime>True</DesignTime>
<DependentUpon>PlutoModel.Context.tt</DependentUpon>
</Compile>
<Compile Include="PlutoModel.cs">
<AutoGen>True</AutoGen>
<DesignTime>True</DesignTime>
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="PlutoModel.Designer.cs">
<AutoGen>True</AutoGen>
<DesignTime>True</DesignTime>
<DependentUpon>PlutoModel.edmx</DependentUpon>
</Compile>
<Compile Include="Post.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="Tag.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
<Compile Include="tblUser.cs">
<DependentUpon>PlutoModel.tt</DependentUpon>
</Compile>
</ItemGroup>
<ItemGroup>
<None Include="App.config" />
<EntityDeploy Include="PlutoModel.edmx">
<Generator>EntityModelCodeGenerator</Generator>
<LastGenOutput>PlutoModel.Designer.cs</LastGenOutput>
</EntityDeploy>
<None Include="packages.config" />
<None Include="PlutoModel.edmx.diagram">
<DependentUpon>PlutoModel.edmx</DependentUpon>
</None>
</ItemGroup>
<ItemGroup>
<Content Include="PlutoModel.Context.tt">
<Generator>TextTemplatingFileGenerator</Generator>
<LastGenOutput>PlutoModel.Context.cs</LastGenOutput>
<DependentUpon>PlutoModel.edmx</DependentUpon>
</Content>
<Content Include="PlutoModel.tt">
<Generator>TextTemplatingFileGenerator</Generator>
<DependentUpon>PlutoModel.edmx</DependentUpon>
<LastGenOutput>PlutoModel.cs</LastGenOutput>
</Content>
</ItemGroup>
<ItemGroup>
<Service Include="{508349B6-6B84-4DF5-91F0-309BEEBAD82D}" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
</Project>

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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
public partial class GetCoursesResult
{
public int CourseID { get; set; }
public int AuthorID { get; set; }
public string Title { get; set; }
public string Description { get; set; }
public short FullPrice { get; set; }
public string Level { get; set; }
}
}

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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Data.Entity;
using System.Data.Entity.Infrastructure;
using System.Data.Entity.Core.Objects;
using System.Linq;
public partial class PlutoDbContext : DbContext
{
public PlutoDbContext()
: base("name=PlutoDbContext")
{
}
protected override void OnModelCreating(DbModelBuilder modelBuilder)
{
throw new UnintentionalCodeFirstException();
}
public virtual DbSet<Author> Authors { get; set; }
public virtual DbSet<Course> Courses { get; set; }
public virtual DbSet<CourseSection> CourseSections { get; set; }
public virtual DbSet<Post> Posts { get; set; }
public virtual DbSet<Tag> Tags { get; set; }
public virtual DbSet<tblUser> tblUsers { get; set; }
public virtual int DeleteCourse(Nullable<int> courseID)
{
var courseIDParameter = courseID.HasValue ?
new ObjectParameter("CourseID", courseID) :
new ObjectParameter("CourseID", typeof(int));
return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction("DeleteCourse", courseIDParameter);
}
[DbFunction("PlutoDbContext", "GetAuthorCourses")]
public virtual IQueryable<funcGetAuthorCourses_Result> GetAuthorCourses(Nullable<int> authorID)
{
var authorIDParameter = authorID.HasValue ?
new ObjectParameter("AuthorID", authorID) :
new ObjectParameter("AuthorID", typeof(int));
return ((IObjectContextAdapter)this).ObjectContext.CreateQuery<funcGetAuthorCourses_Result>("[PlutoDbContext].[GetAuthorCourses](@AuthorID)", authorIDParameter);
}
public virtual ObjectResult<GetCoursesResult> GetCourses()
{
return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction<GetCoursesResult>("GetCourses");
}
public virtual int InsertCourse(Nullable<int> authorID, string title, string description, Nullable<short> price, string levelString, Nullable<byte> level)
{
var authorIDParameter = authorID.HasValue ?
new ObjectParameter("AuthorID", authorID) :
new ObjectParameter("AuthorID", typeof(int));
var titleParameter = title != null ?
new ObjectParameter("Title", title) :
new ObjectParameter("Title", typeof(string));
var descriptionParameter = description != null ?
new ObjectParameter("Description", description) :
new ObjectParameter("Description", typeof(string));
var priceParameter = price.HasValue ?
new ObjectParameter("Price", price) :
new ObjectParameter("Price", typeof(short));
var levelStringParameter = levelString != null ?
new ObjectParameter("LevelString", levelString) :
new ObjectParameter("LevelString", typeof(string));
var levelParameter = level.HasValue ?
new ObjectParameter("Level", level) :
new ObjectParameter("Level", typeof(byte));
return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction("InsertCourse", authorIDParameter, titleParameter, descriptionParameter, priceParameter, levelStringParameter, levelParameter);
}
public virtual int UpdateCourse(Nullable<int> courseID, string title, string description, string levelString, Nullable<byte> level)
{
var courseIDParameter = courseID.HasValue ?
new ObjectParameter("CourseID", courseID) :
new ObjectParameter("CourseID", typeof(int));
var titleParameter = title != null ?
new ObjectParameter("Title", title) :
new ObjectParameter("Title", typeof(string));
var descriptionParameter = description != null ?
new ObjectParameter("Description", description) :
new ObjectParameter("Description", typeof(string));
var levelStringParameter = levelString != null ?
new ObjectParameter("LevelString", levelString) :
new ObjectParameter("LevelString", typeof(string));
var levelParameter = level.HasValue ?
new ObjectParameter("Level", level) :
new ObjectParameter("Level", typeof(byte));
return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction("UpdateCourse", courseIDParameter, titleParameter, descriptionParameter, levelStringParameter, levelParameter);
}
}
}

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<#@ template language="C#" debug="false" hostspecific="true"#>
<#@ include file="EF6.Utility.CS.ttinclude"#><#@
output extension=".cs"#><#
const string inputFile = @"PlutoModel.edmx";
var textTransform = DynamicTextTransformation.Create(this);
var code = new CodeGenerationTools(this);
var ef = new MetadataTools(this);
var typeMapper = new TypeMapper(code, ef, textTransform.Errors);
var loader = new EdmMetadataLoader(textTransform.Host, textTransform.Errors);
var itemCollection = loader.CreateEdmItemCollection(inputFile);
var modelNamespace = loader.GetModelNamespace(inputFile);
var codeStringGenerator = new CodeStringGenerator(code, typeMapper, ef);
var container = itemCollection.OfType<EntityContainer>().FirstOrDefault();
if (container == null)
{
return string.Empty;
}
#>
//------------------------------------------------------------------------------
// <auto-generated>
// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine1")#>
//
// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine2")#>
// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine3")#>
// </auto-generated>
//------------------------------------------------------------------------------
<#
var codeNamespace = code.VsNamespaceSuggestion();
if (!String.IsNullOrEmpty(codeNamespace))
{
#>
namespace <#=code.EscapeNamespace(codeNamespace)#>
{
<#
PushIndent(" ");
}
#>
using System;
using System.Data.Entity;
using System.Data.Entity.Infrastructure;
<#
if (container.FunctionImports.Any())
{
#>
using System.Data.Entity.Core.Objects;
using System.Linq;
<#
}
#>
<#=Accessibility.ForType(container)#> partial class <#=code.Escape(container)#> : DbContext
{
public <#=code.Escape(container)#>()
: base("name=<#=container.Name#>")
{
<#
if (!loader.IsLazyLoadingEnabled(container))
{
#>
this.Configuration.LazyLoadingEnabled = false;
<#
}
foreach (var entitySet in container.BaseEntitySets.OfType<EntitySet>())
{
// Note: the DbSet members are defined below such that the getter and
// setter always have the same accessibility as the DbSet definition
if (Accessibility.ForReadOnlyProperty(entitySet) != "public")
{
#>
<#=codeStringGenerator.DbSetInitializer(entitySet)#>
<#
}
}
#>
}
protected override void OnModelCreating(DbModelBuilder modelBuilder)
{
throw new UnintentionalCodeFirstException();
}
<#
foreach (var entitySet in container.BaseEntitySets.OfType<EntitySet>())
{
#>
<#=codeStringGenerator.DbSet(entitySet)#>
<#
}
foreach (var edmFunction in container.FunctionImports)
{
WriteFunctionImport(typeMapper, codeStringGenerator, edmFunction, modelNamespace, includeMergeOption: false);
}
#>
}
<#
if (!String.IsNullOrEmpty(codeNamespace))
{
PopIndent();
#>
}
<#
}
#>
<#+
private void WriteFunctionImport(TypeMapper typeMapper, CodeStringGenerator codeStringGenerator, EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
{
if (typeMapper.IsComposable(edmFunction))
{
#>
[DbFunction("<#=edmFunction.NamespaceName#>", "<#=edmFunction.Name#>")]
<#=codeStringGenerator.ComposableFunctionMethod(edmFunction, modelNamespace)#>
{
<#+
codeStringGenerator.WriteFunctionParameters(edmFunction, WriteFunctionParameter);
#>
<#=codeStringGenerator.ComposableCreateQuery(edmFunction, modelNamespace)#>
}
<#+
}
else
{
#>
<#=codeStringGenerator.FunctionMethod(edmFunction, modelNamespace, includeMergeOption)#>
{
<#+
codeStringGenerator.WriteFunctionParameters(edmFunction, WriteFunctionParameter);
#>
<#=codeStringGenerator.ExecuteFunction(edmFunction, modelNamespace, includeMergeOption)#>
}
<#+
if (typeMapper.GenerateMergeOptionFunction(edmFunction, includeMergeOption))
{
WriteFunctionImport(typeMapper, codeStringGenerator, edmFunction, modelNamespace, includeMergeOption: true);
}
}
}
public void WriteFunctionParameter(string name, string isNotNull, string notNullInit, string nullInit)
{
#>
var <#=name#> = <#=isNotNull#> ?
<#=notNullInit#> :
<#=nullInit#>;
<#+
}
public const string TemplateId = "CSharp_DbContext_Context_EF6";
public class CodeStringGenerator
{
private readonly CodeGenerationTools _code;
private readonly TypeMapper _typeMapper;
private readonly MetadataTools _ef;
public CodeStringGenerator(CodeGenerationTools code, TypeMapper typeMapper, MetadataTools ef)
{
ArgumentNotNull(code, "code");
ArgumentNotNull(typeMapper, "typeMapper");
ArgumentNotNull(ef, "ef");
_code = code;
_typeMapper = typeMapper;
_ef = ef;
}
public string Property(EdmProperty edmProperty)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1} {2} {{ {3}get; {4}set; }}",
Accessibility.ForProperty(edmProperty),
_typeMapper.GetTypeName(edmProperty.TypeUsage),
_code.Escape(edmProperty),
_code.SpaceAfter(Accessibility.ForGetter(edmProperty)),
_code.SpaceAfter(Accessibility.ForSetter(edmProperty)));
}
public string NavigationProperty(NavigationProperty navProp)
{
var endType = _typeMapper.GetTypeName(navProp.ToEndMember.GetEntityType());
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1} {2} {{ {3}get; {4}set; }}",
AccessibilityAndVirtual(Accessibility.ForNavigationProperty(navProp)),
navProp.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many ? ("ICollection<" + endType + ">") : endType,
_code.Escape(navProp),
_code.SpaceAfter(Accessibility.ForGetter(navProp)),
_code.SpaceAfter(Accessibility.ForSetter(navProp)));
}
public string AccessibilityAndVirtual(string accessibility)
{
return accessibility + (accessibility != "private" ? " virtual" : "");
}
public string EntityClassOpening(EntityType entity)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1}partial class {2}{3}",
Accessibility.ForType(entity),
_code.SpaceAfter(_code.AbstractOption(entity)),
_code.Escape(entity),
_code.StringBefore(" : ", _typeMapper.GetTypeName(entity.BaseType)));
}
public string EnumOpening(SimpleType enumType)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} enum {1} : {2}",
Accessibility.ForType(enumType),
_code.Escape(enumType),
_code.Escape(_typeMapper.UnderlyingClrType(enumType)));
}
public void WriteFunctionParameters(EdmFunction edmFunction, Action<string, string, string, string> writeParameter)
{
var parameters = FunctionImportParameter.Create(edmFunction.Parameters, _code, _ef);
foreach (var parameter in parameters.Where(p => p.NeedsLocalVariable))
{
var isNotNull = parameter.IsNullableOfT ? parameter.FunctionParameterName + ".HasValue" : parameter.FunctionParameterName + " != null";
var notNullInit = "new ObjectParameter(\"" + parameter.EsqlParameterName + "\", " + parameter.FunctionParameterName + ")";
var nullInit = "new ObjectParameter(\"" + parameter.EsqlParameterName + "\", typeof(" + TypeMapper.FixNamespaces(parameter.RawClrTypeName) + "))";
writeParameter(parameter.LocalVariableName, isNotNull, notNullInit, nullInit);
}
}
public string ComposableFunctionMethod(EdmFunction edmFunction, string modelNamespace)
{
var parameters = _typeMapper.GetParameters(edmFunction);
return string.Format(
CultureInfo.InvariantCulture,
"{0} IQueryable<{1}> {2}({3})",
AccessibilityAndVirtual(Accessibility.ForMethod(edmFunction)),
_typeMapper.GetTypeName(_typeMapper.GetReturnType(edmFunction), modelNamespace),
_code.Escape(edmFunction),
string.Join(", ", parameters.Select(p => TypeMapper.FixNamespaces(p.FunctionParameterType) + " " + p.FunctionParameterName).ToArray()));
}
public string ComposableCreateQuery(EdmFunction edmFunction, string modelNamespace)
{
var parameters = _typeMapper.GetParameters(edmFunction);
return string.Format(
CultureInfo.InvariantCulture,
"return ((IObjectContextAdapter)this).ObjectContext.CreateQuery<{0}>(\"[{1}].[{2}]({3})\"{4});",
_typeMapper.GetTypeName(_typeMapper.GetReturnType(edmFunction), modelNamespace),
edmFunction.NamespaceName,
edmFunction.Name,
string.Join(", ", parameters.Select(p => "@" + p.EsqlParameterName).ToArray()),
_code.StringBefore(", ", string.Join(", ", parameters.Select(p => p.ExecuteParameterName).ToArray())));
}
public string FunctionMethod(EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
{
var parameters = _typeMapper.GetParameters(edmFunction);
var returnType = _typeMapper.GetReturnType(edmFunction);
var paramList = String.Join(", ", parameters.Select(p => TypeMapper.FixNamespaces(p.FunctionParameterType) + " " + p.FunctionParameterName).ToArray());
if (includeMergeOption)
{
paramList = _code.StringAfter(paramList, ", ") + "MergeOption mergeOption";
}
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1} {2}({3})",
AccessibilityAndVirtual(Accessibility.ForMethod(edmFunction)),
returnType == null ? "int" : "ObjectResult<" + _typeMapper.GetTypeName(returnType, modelNamespace) + ">",
_code.Escape(edmFunction),
paramList);
}
public string ExecuteFunction(EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
{
var parameters = _typeMapper.GetParameters(edmFunction);
var returnType = _typeMapper.GetReturnType(edmFunction);
var callParams = _code.StringBefore(", ", String.Join(", ", parameters.Select(p => p.ExecuteParameterName).ToArray()));
if (includeMergeOption)
{
callParams = ", mergeOption" + callParams;
}
return string.Format(
CultureInfo.InvariantCulture,
"return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction{0}(\"{1}\"{2});",
returnType == null ? "" : "<" + _typeMapper.GetTypeName(returnType, modelNamespace) + ">",
edmFunction.Name,
callParams);
}
public string DbSet(EntitySet entitySet)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} virtual DbSet<{1}> {2} {{ get; set; }}",
Accessibility.ForReadOnlyProperty(entitySet),
_typeMapper.GetTypeName(entitySet.ElementType),
_code.Escape(entitySet));
}
public string DbSetInitializer(EntitySet entitySet)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} = Set<{1}>();",
_code.Escape(entitySet),
_typeMapper.GetTypeName(entitySet.ElementType));
}
public string UsingDirectives(bool inHeader, bool includeCollections = true)
{
return inHeader == string.IsNullOrEmpty(_code.VsNamespaceSuggestion())
? string.Format(
CultureInfo.InvariantCulture,
"{0}using System;{1}" +
"{2}",
inHeader ? Environment.NewLine : "",
includeCollections ? (Environment.NewLine + "using System.Collections.Generic;") : "",
inHeader ? "" : Environment.NewLine)
: "";
}
}
public class TypeMapper
{
private const string ExternalTypeNameAttributeName = @"http://schemas.microsoft.com/ado/2006/04/codegeneration:ExternalTypeName";
private readonly System.Collections.IList _errors;
private readonly CodeGenerationTools _code;
private readonly MetadataTools _ef;
public static string FixNamespaces(string typeName)
{
return typeName.Replace("System.Data.Spatial.", "System.Data.Entity.Spatial.");
}
public TypeMapper(CodeGenerationTools code, MetadataTools ef, System.Collections.IList errors)
{
ArgumentNotNull(code, "code");
ArgumentNotNull(ef, "ef");
ArgumentNotNull(errors, "errors");
_code = code;
_ef = ef;
_errors = errors;
}
public string GetTypeName(TypeUsage typeUsage)
{
return typeUsage == null ? null : GetTypeName(typeUsage.EdmType, _ef.IsNullable(typeUsage), modelNamespace: null);
}
public string GetTypeName(EdmType edmType)
{
return GetTypeName(edmType, isNullable: null, modelNamespace: null);
}
public string GetTypeName(TypeUsage typeUsage, string modelNamespace)
{
return typeUsage == null ? null : GetTypeName(typeUsage.EdmType, _ef.IsNullable(typeUsage), modelNamespace);
}
public string GetTypeName(EdmType edmType, string modelNamespace)
{
return GetTypeName(edmType, isNullable: null, modelNamespace: modelNamespace);
}
public string GetTypeName(EdmType edmType, bool? isNullable, string modelNamespace)
{
if (edmType == null)
{
return null;
}
var collectionType = edmType as CollectionType;
if (collectionType != null)
{
return String.Format(CultureInfo.InvariantCulture, "ICollection<{0}>", GetTypeName(collectionType.TypeUsage, modelNamespace));
}
var typeName = _code.Escape(edmType.MetadataProperties
.Where(p => p.Name == ExternalTypeNameAttributeName)
.Select(p => (string)p.Value)
.FirstOrDefault())
?? (modelNamespace != null && edmType.NamespaceName != modelNamespace ?
_code.CreateFullName(_code.EscapeNamespace(edmType.NamespaceName), _code.Escape(edmType)) :
_code.Escape(edmType));
if (edmType is StructuralType)
{
return typeName;
}
if (edmType is SimpleType)
{
var clrType = UnderlyingClrType(edmType);
if (!IsEnumType(edmType))
{
typeName = _code.Escape(clrType);
}
typeName = FixNamespaces(typeName);
return clrType.IsValueType && isNullable == true ?
String.Format(CultureInfo.InvariantCulture, "Nullable<{0}>", typeName) :
typeName;
}
throw new ArgumentException("edmType");
}
public Type UnderlyingClrType(EdmType edmType)
{
ArgumentNotNull(edmType, "edmType");
var primitiveType = edmType as PrimitiveType;
if (primitiveType != null)
{
return primitiveType.ClrEquivalentType;
}
if (IsEnumType(edmType))
{
return GetEnumUnderlyingType(edmType).ClrEquivalentType;
}
return typeof(object);
}
public object GetEnumMemberValue(MetadataItem enumMember)
{
ArgumentNotNull(enumMember, "enumMember");
var valueProperty = enumMember.GetType().GetProperty("Value");
return valueProperty == null ? null : valueProperty.GetValue(enumMember, null);
}
public string GetEnumMemberName(MetadataItem enumMember)
{
ArgumentNotNull(enumMember, "enumMember");
var nameProperty = enumMember.GetType().GetProperty("Name");
return nameProperty == null ? null : (string)nameProperty.GetValue(enumMember, null);
}
public System.Collections.IEnumerable GetEnumMembers(EdmType enumType)
{
ArgumentNotNull(enumType, "enumType");
var membersProperty = enumType.GetType().GetProperty("Members");
return membersProperty != null
? (System.Collections.IEnumerable)membersProperty.GetValue(enumType, null)
: Enumerable.Empty<MetadataItem>();
}
public bool EnumIsFlags(EdmType enumType)
{
ArgumentNotNull(enumType, "enumType");
var isFlagsProperty = enumType.GetType().GetProperty("IsFlags");
return isFlagsProperty != null && (bool)isFlagsProperty.GetValue(enumType, null);
}
public bool IsEnumType(GlobalItem edmType)
{
ArgumentNotNull(edmType, "edmType");
return edmType.GetType().Name == "EnumType";
}
public PrimitiveType GetEnumUnderlyingType(EdmType enumType)
{
ArgumentNotNull(enumType, "enumType");
return (PrimitiveType)enumType.GetType().GetProperty("UnderlyingType").GetValue(enumType, null);
}
public string CreateLiteral(object value)
{
if (value == null || value.GetType() != typeof(TimeSpan))
{
return _code.CreateLiteral(value);
}
return string.Format(CultureInfo.InvariantCulture, "new TimeSpan({0})", ((TimeSpan)value).Ticks);
}
public bool VerifyCaseInsensitiveTypeUniqueness(IEnumerable<string> types, string sourceFile)
{
ArgumentNotNull(types, "types");
ArgumentNotNull(sourceFile, "sourceFile");
var hash = new HashSet<string>(StringComparer.InvariantCultureIgnoreCase);
if (types.Any(item => !hash.Add(item)))
{
_errors.Add(
new CompilerError(sourceFile, -1, -1, "6023",
String.Format(CultureInfo.CurrentCulture, CodeGenerationTools.GetResourceString("Template_CaseInsensitiveTypeConflict"))));
return false;
}
return true;
}
public IEnumerable<SimpleType> GetEnumItemsToGenerate(IEnumerable<GlobalItem> itemCollection)
{
return GetItemsToGenerate<SimpleType>(itemCollection)
.Where(e => IsEnumType(e));
}
public IEnumerable<T> GetItemsToGenerate<T>(IEnumerable<GlobalItem> itemCollection) where T: EdmType
{
return itemCollection
.OfType<T>()
.Where(i => !i.MetadataProperties.Any(p => p.Name == ExternalTypeNameAttributeName))
.OrderBy(i => i.Name);
}
public IEnumerable<string> GetAllGlobalItems(IEnumerable<GlobalItem> itemCollection)
{
return itemCollection
.Where(i => i is EntityType || i is ComplexType || i is EntityContainer || IsEnumType(i))
.Select(g => GetGlobalItemName(g));
}
public string GetGlobalItemName(GlobalItem item)
{
if (item is EdmType)
{
return ((EdmType)item).Name;
}
else
{
return ((EntityContainer)item).Name;
}
}
public IEnumerable<EdmProperty> GetSimpleProperties(EntityType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetSimpleProperties(ComplexType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetComplexProperties(EntityType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is ComplexType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetComplexProperties(ComplexType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is ComplexType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetPropertiesWithDefaultValues(EntityType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type && p.DefaultValue != null);
}
public IEnumerable<EdmProperty> GetPropertiesWithDefaultValues(ComplexType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type && p.DefaultValue != null);
}
public IEnumerable<NavigationProperty> GetNavigationProperties(EntityType type)
{
return type.NavigationProperties.Where(np => np.DeclaringType == type);
}
public IEnumerable<NavigationProperty> GetCollectionNavigationProperties(EntityType type)
{
return type.NavigationProperties.Where(np => np.DeclaringType == type && np.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many);
}
public FunctionParameter GetReturnParameter(EdmFunction edmFunction)
{
ArgumentNotNull(edmFunction, "edmFunction");
var returnParamsProperty = edmFunction.GetType().GetProperty("ReturnParameters");
return returnParamsProperty == null
? edmFunction.ReturnParameter
: ((IEnumerable<FunctionParameter>)returnParamsProperty.GetValue(edmFunction, null)).FirstOrDefault();
}
public bool IsComposable(EdmFunction edmFunction)
{
ArgumentNotNull(edmFunction, "edmFunction");
var isComposableProperty = edmFunction.GetType().GetProperty("IsComposableAttribute");
return isComposableProperty != null && (bool)isComposableProperty.GetValue(edmFunction, null);
}
public IEnumerable<FunctionImportParameter> GetParameters(EdmFunction edmFunction)
{
return FunctionImportParameter.Create(edmFunction.Parameters, _code, _ef);
}
public TypeUsage GetReturnType(EdmFunction edmFunction)
{
var returnParam = GetReturnParameter(edmFunction);
return returnParam == null ? null : _ef.GetElementType(returnParam.TypeUsage);
}
public bool GenerateMergeOptionFunction(EdmFunction edmFunction, bool includeMergeOption)
{
var returnType = GetReturnType(edmFunction);
return !includeMergeOption && returnType != null && returnType.EdmType.BuiltInTypeKind == BuiltInTypeKind.EntityType;
}
}
public static void ArgumentNotNull<T>(T arg, string name) where T : class
{
if (arg == null)
{
throw new ArgumentNullException(name);
}
}
#>

10
DbFirst/PlutoModel.Designer.cs generated Normal file
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@ -0,0 +1,10 @@
// T4 code generation is enabled for model 'C:\Users\tommy\Source\Repos\DbFirst\DbFirst\PlutoModel.edmx'.
// To enable legacy code generation, change the value of the 'Code Generation Strategy' designer
// property to 'Legacy ObjectContext'. This property is available in the Properties Window when the model
// is open in the designer.
// If no context and entity classes have been generated, it may be because you created an empty model but
// have not yet chosen which version of Entity Framework to use. To generate a context class and entity
// classes for your model, open the model in the designer, right-click on the designer surface, and
// select 'Update Model from Database...', 'Generate Database from Model...', or 'Add Code Generation
// Item...'.

9
DbFirst/PlutoModel.cs Normal file
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@ -0,0 +1,9 @@
//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------

459
DbFirst/PlutoModel.edmx Normal file
View File

@ -0,0 +1,459 @@
<?xml version="1.0" encoding="utf-8"?>
<edmx:Edmx Version="3.0" xmlns:edmx="http://schemas.microsoft.com/ado/2009/11/edmx">
<!-- EF Runtime content -->
<edmx:Runtime>
<!-- SSDL content -->
<edmx:StorageModels>
<Schema Namespace="PlutoModel.Store" Provider="System.Data.SqlClient" ProviderManifestToken="2012" Alias="Self" xmlns:store="http://schemas.microsoft.com/ado/2007/12/edm/EntityStoreSchemaGenerator" xmlns:customannotation="http://schemas.microsoft.com/ado/2013/11/edm/customannotation" xmlns="http://schemas.microsoft.com/ado/2009/11/edm/ssdl">
<EntityType Name="Authors">
<Key>
<PropertyRef Name="AuthorID" />
</Key>
<Property Name="AuthorID" Type="int" StoreGeneratedPattern="Identity" Nullable="false" />
<Property Name="Name" Type="varchar" MaxLength="255" Nullable="false" />
</EntityType>
<EntityType Name="Courses">
<Key>
<PropertyRef Name="CourseID" />
</Key>
<Property Name="CourseID" Type="int" StoreGeneratedPattern="Identity" Nullable="false" />
<Property Name="AuthorID" Type="int" Nullable="false" />
<Property Name="Title" Type="varchar" MaxLength="255" Nullable="false" />
<Property Name="Description" Type="varchar" MaxLength="8000" Nullable="false" />
<Property Name="FullPrice" Type="smallint" Nullable="false" />
<Property Name="Level" Type="tinyint" Nullable="false" />
</EntityType>
<EntityType Name="CourseSections">
<Key>
<PropertyRef Name="SectionID" />
</Key>
<Property Name="SectionID" Type="int" StoreGeneratedPattern="Identity" Nullable="false" />
<Property Name="CourseID" Type="int" Nullable="false" />
<Property Name="Title" Type="varchar" MaxLength="255" Nullable="false" />
</EntityType>
<EntityType Name="CourseTags">
<Key>
<PropertyRef Name="CourseID" />
<PropertyRef Name="TagID" />
</Key>
<Property Name="CourseID" Type="int" Nullable="false" />
<Property Name="TagID" Type="int" Nullable="false" />
</EntityType>
<EntityType Name="Posts">
<Key>
<PropertyRef Name="PostID" />
</Key>
<Property Name="PostID" Type="int" Nullable="false" />
<Property Name="DatePublished" Type="smalldatetime" Nullable="false" />
<Property Name="Title" Type="varchar" MaxLength="255" Nullable="false" />
<Property Name="Body" Type="varchar" MaxLength="8000" Nullable="false" />
</EntityType>
<EntityType Name="Tags">
<Key>
<PropertyRef Name="TagID" />
</Key>
<Property Name="TagID" Type="int" StoreGeneratedPattern="Identity" Nullable="false" />
<Property Name="Name" Type="varchar" MaxLength="50" Nullable="false" />
</EntityType>
<EntityType Name="tblUser">
<Key>
<PropertyRef Name="UserID" />
</Key>
<Property Name="UserID" Type="int" Nullable="false" />
<Property Name="Username" Type="varchar" MaxLength="50" Nullable="false" />
<Property Name="Password" Type="int" Nullable="false" />
</EntityType>
<Association Name="FK_Courses_Authors">
<End Role="Authors" Type="Self.Authors" Multiplicity="1">
<OnDelete Action="Cascade" />
</End>
<End Role="Courses" Type="Self.Courses" Multiplicity="*" />
<ReferentialConstraint>
<Principal Role="Authors">
<PropertyRef Name="AuthorID" />
</Principal>
<Dependent Role="Courses">
<PropertyRef Name="AuthorID" />
</Dependent>
</ReferentialConstraint>
</Association>
<Association Name="FK_CourseSections_Courses">
<End Role="Courses" Type="Self.Courses" Multiplicity="1">
<OnDelete Action="Cascade" />
</End>
<End Role="CourseSections" Type="Self.CourseSections" Multiplicity="*" />
<ReferentialConstraint>
<Principal Role="Courses">
<PropertyRef Name="CourseID" />
</Principal>
<Dependent Role="CourseSections">
<PropertyRef Name="CourseID" />
</Dependent>
</ReferentialConstraint>
</Association>
<Association Name="FK_CourseTags_Courses">
<End Role="Courses" Type="Self.Courses" Multiplicity="1">
<OnDelete Action="Cascade" />
</End>
<End Role="CourseTags" Type="Self.CourseTags" Multiplicity="*" />
<ReferentialConstraint>
<Principal Role="Courses">
<PropertyRef Name="CourseID" />
</Principal>
<Dependent Role="CourseTags">
<PropertyRef Name="CourseID" />
</Dependent>
</ReferentialConstraint>
</Association>
<Association Name="FK_CourseTags_Tags">
<End Role="Tags" Type="Self.Tags" Multiplicity="1">
<OnDelete Action="Cascade" />
</End>
<End Role="CourseTags" Type="Self.CourseTags" Multiplicity="*" />
<ReferentialConstraint>
<Principal Role="Tags">
<PropertyRef Name="TagID" />
</Principal>
<Dependent Role="CourseTags">
<PropertyRef Name="TagID" />
</Dependent>
</ReferentialConstraint>
</Association>
<Function Name="DeleteCourse" Aggregate="false" BuiltIn="false" NiladicFunction="false" IsComposable="false" ParameterTypeSemantics="AllowImplicitConversion" Schema="dbo">
<Parameter Name="CourseID" Type="int" Mode="In" />
</Function>
<Function Name="funcGetAuthorCourses" Aggregate="false" BuiltIn="false" NiladicFunction="false" IsComposable="true" ParameterTypeSemantics="AllowImplicitConversion" Schema="dbo">
<Parameter Name="AuthorID" Type="int" Mode="In" />
<ReturnType>
<CollectionType>
<RowType>
<Property Name="CourseID" Type="int" Nullable="false" />
<Property Name="AuthorID" Type="int" Nullable="false" />
<Property Name="Title" Type="varchar" MaxLength="255" Nullable="false" />
<Property Name="Description" Type="varchar" MaxLength="8000" Nullable="false" />
<Property Name="Price" Type="smallint" Nullable="false" />
<Property Name="LevelString" Type="varchar" MaxLength="50" Nullable="false" />
<Property Name="Level" Type="tinyint" Nullable="false" />
</RowType>
</CollectionType>
</ReturnType>
</Function>
<Function Name="GetCourses" Aggregate="false" BuiltIn="false" NiladicFunction="false" IsComposable="false" ParameterTypeSemantics="AllowImplicitConversion" Schema="dbo" />
<Function Name="InsertCourse" Aggregate="false" BuiltIn="false" NiladicFunction="false" IsComposable="false" ParameterTypeSemantics="AllowImplicitConversion" Schema="dbo">
<Parameter Name="AuthorID" Type="int" Mode="In" />
<Parameter Name="Title" Type="varchar" Mode="In" />
<Parameter Name="Description" Type="varchar" Mode="In" />
<Parameter Name="Price" Type="smallint" Mode="In" />
<Parameter Name="LevelString" Type="varchar" Mode="In" />
<Parameter Name="Level" Type="tinyint" Mode="In" />
</Function>
<Function Name="UpdateCourse" Aggregate="false" BuiltIn="false" NiladicFunction="false" IsComposable="false" ParameterTypeSemantics="AllowImplicitConversion" Schema="dbo">
<Parameter Name="CourseID" Type="int" Mode="In" />
<Parameter Name="Title" Type="varchar" Mode="In" />
<Parameter Name="Description" Type="varchar" Mode="In" />
<Parameter Name="LevelString" Type="varchar" Mode="In" />
<Parameter Name="Level" Type="tinyint" Mode="In" />
</Function>
<EntityContainer Name="PlutoModelStoreContainer">
<EntitySet Name="Authors" EntityType="Self.Authors" Schema="dbo" store:Type="Tables" />
<EntitySet Name="Courses" EntityType="Self.Courses" Schema="dbo" store:Type="Tables" />
<EntitySet Name="CourseSections" EntityType="Self.CourseSections" Schema="dbo" store:Type="Tables" />
<EntitySet Name="CourseTags" EntityType="Self.CourseTags" Schema="dbo" store:Type="Tables" />
<EntitySet Name="Posts" EntityType="Self.Posts" Schema="dbo" store:Type="Tables" />
<EntitySet Name="Tags" EntityType="Self.Tags" Schema="dbo" store:Type="Tables" />
<EntitySet Name="tblUser" EntityType="Self.tblUser" Schema="dbo" store:Type="Tables" />
<AssociationSet Name="FK_Courses_Authors" Association="Self.FK_Courses_Authors">
<End Role="Authors" EntitySet="Authors" />
<End Role="Courses" EntitySet="Courses" />
</AssociationSet>
<AssociationSet Name="FK_CourseSections_Courses" Association="Self.FK_CourseSections_Courses">
<End Role="Courses" EntitySet="Courses" />
<End Role="CourseSections" EntitySet="CourseSections" />
</AssociationSet>
<AssociationSet Name="FK_CourseTags_Courses" Association="Self.FK_CourseTags_Courses">
<End Role="Courses" EntitySet="Courses" />
<End Role="CourseTags" EntitySet="CourseTags" />
</AssociationSet>
<AssociationSet Name="FK_CourseTags_Tags" Association="Self.FK_CourseTags_Tags">
<End Role="Tags" EntitySet="Tags" />
<End Role="CourseTags" EntitySet="CourseTags" />
</AssociationSet>
</EntityContainer>
</Schema></edmx:StorageModels>
<!-- CSDL content -->
<edmx:ConceptualModels>
<Schema Namespace="PlutoModel" Alias="Self" annotation:UseStrongSpatialTypes="false" xmlns:annotation="http://schemas.microsoft.com/ado/2009/02/edm/annotation" xmlns:customannotation="http://schemas.microsoft.com/ado/2013/11/edm/customannotation" xmlns="http://schemas.microsoft.com/ado/2009/11/edm">
<EntityType Name="Author">
<Key>
<PropertyRef Name="AuthorID" />
</Key>
<Property Name="AuthorID" Type="Int32" Nullable="false" annotation:StoreGeneratedPattern="Identity" />
<Property Name="Name" Type="String" MaxLength="255" FixedLength="false" Unicode="false" Nullable="false" />
<NavigationProperty Name="Courses" Relationship="Self.FK_Courses_Authors" FromRole="Authors" ToRole="Courses" />
</EntityType>
<EntityType Name="Course">
<Key>
<PropertyRef Name="CourseID" />
</Key>
<Property Name="CourseID" Type="Int32" Nullable="false" annotation:StoreGeneratedPattern="Identity" />
<Property Name="AuthorID" Type="Int32" Nullable="false" />
<Property Name="Title" Type="String" MaxLength="255" FixedLength="false" Unicode="false" Nullable="false" />
<Property Name="Description" Type="String" MaxLength="8000" FixedLength="false" Unicode="false" Nullable="false" />
<Property Name="Level" Type="PlutoModel.CourseLevel" Nullable="false" />
<NavigationProperty Name="Author" Relationship="Self.FK_Courses_Authors" FromRole="Courses" ToRole="Authors" />
<NavigationProperty Name="CourseSections" Relationship="Self.FK_CourseSections_Courses" FromRole="Courses" ToRole="CourseSections" />
<NavigationProperty Name="Tags" Relationship="Self.CourseTags" FromRole="Courses" ToRole="Tags" />
<Property Name="FullPrice" Type="Int16" Nullable="false" />
</EntityType>
<EntityType Name="CourseSection">
<Key>
<PropertyRef Name="SectionID" />
</Key>
<Property Name="SectionID" Type="Int32" Nullable="false" annotation:StoreGeneratedPattern="Identity" />
<Property Name="CourseID" Type="Int32" Nullable="false" />
<Property Name="Title" Type="String" MaxLength="255" FixedLength="false" Unicode="false" Nullable="false" />
<NavigationProperty Name="Cours" Relationship="Self.FK_CourseSections_Courses" FromRole="CourseSections" ToRole="Courses" />
</EntityType>
<EntityType Name="Post">
<Key>
<PropertyRef Name="PostID" />
</Key>
<Property Name="PostID" Type="Int32" Nullable="false" />
<Property Name="DatePublished" Type="DateTime" Nullable="false" Precision="0" />
<Property Name="Title" Type="String" MaxLength="255" FixedLength="false" Unicode="false" Nullable="false" />
<Property Name="Body" Type="String" MaxLength="8000" FixedLength="false" Unicode="false" Nullable="false" />
</EntityType>
<EntityType Name="Tag">
<Key>
<PropertyRef Name="TagID" />
</Key>
<Property Name="TagID" Type="Int32" Nullable="false" annotation:StoreGeneratedPattern="Identity" />
<Property Name="Name" Type="String" MaxLength="50" FixedLength="false" Unicode="false" Nullable="false" />
<NavigationProperty Name="Courses" Relationship="Self.CourseTags" FromRole="Tags" ToRole="Courses" />
</EntityType>
<EntityType Name="tblUser">
<Key>
<PropertyRef Name="UserID" />
</Key>
<Property Name="UserID" Type="Int32" Nullable="false" />
<Property Name="Username" Type="String" MaxLength="50" FixedLength="false" Unicode="false" Nullable="false" />
<Property Name="Password" Type="Int32" Nullable="false" />
</EntityType>
<Association Name="FK_Courses_Authors">
<End Role="Authors" Type="Self.Author" Multiplicity="1">
<OnDelete Action="Cascade" />
</End>
<End Role="Courses" Type="PlutoModel.Course" Multiplicity="*" />
<ReferentialConstraint>
<Principal Role="Authors">
<PropertyRef Name="AuthorID" />
</Principal>
<Dependent Role="Courses">
<PropertyRef Name="AuthorID" />
</Dependent>
</ReferentialConstraint>
</Association>
<Association Name="FK_CourseSections_Courses">
<End Role="Courses" Type="PlutoModel.Course" Multiplicity="1">
<OnDelete Action="Cascade" />
</End>
<End Role="CourseSections" Type="Self.CourseSection" Multiplicity="*" />
<ReferentialConstraint>
<Principal Role="Courses">
<PropertyRef Name="CourseID" />
</Principal>
<Dependent Role="CourseSections">
<PropertyRef Name="CourseID" />
</Dependent>
</ReferentialConstraint>
</Association>
<Association Name="CourseTags">
<End Role="Courses" Type="PlutoModel.Course" Multiplicity="*" />
<End Role="Tags" Type="Self.Tag" Multiplicity="*" />
</Association>
<EntityContainer Name="PlutoDbContext" annotation:LazyLoadingEnabled="true">
<EntitySet Name="Authors" EntityType="Self.Author" />
<EntitySet Name="Courses" EntityType="PlutoModel.Course" />
<EntitySet Name="CourseSections" EntityType="Self.CourseSection" />
<EntitySet Name="Posts" EntityType="Self.Post" />
<EntitySet Name="Tags" EntityType="Self.Tag" />
<EntitySet Name="tblUsers" EntityType="Self.tblUser" />
<AssociationSet Name="FK_Courses_Authors" Association="Self.FK_Courses_Authors">
<End Role="Authors" EntitySet="Authors" />
<End Role="Courses" EntitySet="Courses" />
</AssociationSet>
<AssociationSet Name="FK_CourseSections_Courses" Association="Self.FK_CourseSections_Courses">
<End Role="Courses" EntitySet="Courses" />
<End Role="CourseSections" EntitySet="CourseSections" />
</AssociationSet>
<AssociationSet Name="CourseTags" Association="Self.CourseTags">
<End Role="Courses" EntitySet="Courses" />
<End Role="Tags" EntitySet="Tags" />
</AssociationSet>
<FunctionImport Name="DeleteCourse">
<Parameter Name="CourseID" Mode="In" Type="Int32" />
</FunctionImport>
<FunctionImport Name="GetAuthorCourses" IsComposable="true" ReturnType="Collection(PlutoModel.funcGetAuthorCourses_Result)">
<Parameter Name="AuthorID" Mode="In" Type="Int32" />
</FunctionImport>
<FunctionImport Name="GetCourses" ReturnType="Collection(PlutoModel.GetCoursesResult)" />
<FunctionImport Name="InsertCourse">
<Parameter Name="AuthorID" Mode="In" Type="Int32" />
<Parameter Name="Title" Mode="In" Type="String" />
<Parameter Name="Description" Mode="In" Type="String" />
<Parameter Name="Price" Mode="In" Type="Int16" />
<Parameter Name="LevelString" Mode="In" Type="String" />
<Parameter Name="Level" Mode="In" Type="Byte" />
</FunctionImport>
<FunctionImport Name="UpdateCourse">
<Parameter Name="CourseID" Mode="In" Type="Int32" />
<Parameter Name="Title" Mode="In" Type="String" />
<Parameter Name="Description" Mode="In" Type="String" />
<Parameter Name="LevelString" Mode="In" Type="String" />
<Parameter Name="Level" Mode="In" Type="Byte" />
</FunctionImport>
</EntityContainer>
<ComplexType Name="funcGetAuthorCourses_Result">
<Property Type="Int32" Name="CourseID" Nullable="false" />
<Property Type="Int32" Name="AuthorID" Nullable="false" />
<Property Type="String" Name="Title" Nullable="false" MaxLength="255" />
<Property Type="String" Name="Description" Nullable="false" MaxLength="8000" />
<Property Type="Int16" Name="Price" Nullable="false" />
<Property Type="String" Name="LevelString" Nullable="false" MaxLength="50" />
<Property Type="Byte" Name="Level" Nullable="false" />
</ComplexType>
<ComplexType Name="GetCoursesResult">
<Property Type="Int32" Name="CourseID" Nullable="false" />
<Property Type="Int32" Name="AuthorID" Nullable="false" />
<Property Type="String" Name="Title" Nullable="false" MaxLength="255" />
<Property Type="String" Name="Description" Nullable="false" MaxLength="8000" />
<Property Type="Int16" Name="FullPrice" Nullable="false" />
<Property Type="String" Name="Level" Nullable="false" MaxLength="50" />
</ComplexType>
<EnumType Name="CourseLevel" UnderlyingType="Byte">
<Member Name="Beginner" Value="1" />
<Member Name="Intermediate" Value="2" />
<Member Name="Advanced" Value="3" />
</EnumType>
</Schema>
</edmx:ConceptualModels>
<!-- C-S mapping content -->
<edmx:Mappings>
<Mapping Space="C-S" xmlns="http://schemas.microsoft.com/ado/2009/11/mapping/cs">
<EntityContainerMapping StorageEntityContainer="PlutoModelStoreContainer" CdmEntityContainer="PlutoDbContext">
<EntitySetMapping Name="Authors">
<EntityTypeMapping TypeName="PlutoModel.Author">
<MappingFragment StoreEntitySet="Authors">
<ScalarProperty Name="AuthorID" ColumnName="AuthorID" />
<ScalarProperty Name="Name" ColumnName="Name" />
</MappingFragment>
</EntityTypeMapping>
</EntitySetMapping>
<EntitySetMapping Name="Courses">
<EntityTypeMapping TypeName="PlutoModel.Course">
<MappingFragment StoreEntitySet="Courses">
<ScalarProperty Name="FullPrice" ColumnName="FullPrice" />
<ScalarProperty Name="CourseID" ColumnName="CourseID" />
<ScalarProperty Name="AuthorID" ColumnName="AuthorID" />
<ScalarProperty Name="Title" ColumnName="Title" />
<ScalarProperty Name="Description" ColumnName="Description" />
<ScalarProperty Name="Level" ColumnName="Level" />
</MappingFragment>
</EntityTypeMapping>
</EntitySetMapping>
<EntitySetMapping Name="CourseSections">
<EntityTypeMapping TypeName="PlutoModel.CourseSection">
<MappingFragment StoreEntitySet="CourseSections">
<ScalarProperty Name="SectionID" ColumnName="SectionID" />
<ScalarProperty Name="CourseID" ColumnName="CourseID" />
<ScalarProperty Name="Title" ColumnName="Title" />
</MappingFragment>
</EntityTypeMapping>
</EntitySetMapping>
<EntitySetMapping Name="Posts">
<EntityTypeMapping TypeName="PlutoModel.Post">
<MappingFragment StoreEntitySet="Posts">
<ScalarProperty Name="PostID" ColumnName="PostID" />
<ScalarProperty Name="DatePublished" ColumnName="DatePublished" />
<ScalarProperty Name="Title" ColumnName="Title" />
<ScalarProperty Name="Body" ColumnName="Body" />
</MappingFragment>
</EntityTypeMapping>
</EntitySetMapping>
<EntitySetMapping Name="Tags">
<EntityTypeMapping TypeName="PlutoModel.Tag">
<MappingFragment StoreEntitySet="Tags">
<ScalarProperty Name="TagID" ColumnName="TagID" />
<ScalarProperty Name="Name" ColumnName="Name" />
</MappingFragment>
</EntityTypeMapping>
</EntitySetMapping>
<EntitySetMapping Name="tblUsers">
<EntityTypeMapping TypeName="PlutoModel.tblUser">
<MappingFragment StoreEntitySet="tblUser">
<ScalarProperty Name="UserID" ColumnName="UserID" />
<ScalarProperty Name="Username" ColumnName="Username" />
<ScalarProperty Name="Password" ColumnName="Password" />
</MappingFragment>
</EntityTypeMapping>
</EntitySetMapping>
<AssociationSetMapping Name="CourseTags" TypeName="PlutoModel.CourseTags" StoreEntitySet="CourseTags">
<EndProperty Name="Courses">
<ScalarProperty Name="CourseID" ColumnName="CourseID" />
</EndProperty>
<EndProperty Name="Tags">
<ScalarProperty Name="TagID" ColumnName="TagID" />
</EndProperty>
</AssociationSetMapping>
<FunctionImportMapping FunctionImportName="DeleteCourse" FunctionName="PlutoModel.Store.DeleteCourse" />
<FunctionImportMapping FunctionImportName="GetAuthorCourses" FunctionName="PlutoModel.Store.funcGetAuthorCourses">
<ResultMapping>
<ComplexTypeMapping TypeName="PlutoModel.funcGetAuthorCourses_Result">
<ScalarProperty Name="CourseID" ColumnName="CourseID" />
<ScalarProperty Name="AuthorID" ColumnName="AuthorID" />
<ScalarProperty Name="Title" ColumnName="Title" />
<ScalarProperty Name="Description" ColumnName="Description" />
<ScalarProperty Name="Price" ColumnName="Price" />
<ScalarProperty Name="LevelString" ColumnName="LevelString" />
<ScalarProperty Name="Level" ColumnName="Level" />
</ComplexTypeMapping>
</ResultMapping>
</FunctionImportMapping>
<FunctionImportMapping FunctionImportName="GetCourses" FunctionName="PlutoModel.Store.GetCourses">
<ResultMapping>
<ComplexTypeMapping TypeName="PlutoModel.GetCoursesResult">
<ScalarProperty Name="CourseID" ColumnName="CourseID" />
<ScalarProperty Name="AuthorID" ColumnName="AuthorID" />
<ScalarProperty Name="Title" ColumnName="Title" />
<ScalarProperty Name="Description" ColumnName="Description" />
<ScalarProperty Name="FullPrice" ColumnName="FullPrice" />
<ScalarProperty Name="Level" ColumnName="Level" />
</ComplexTypeMapping>
</ResultMapping>
</FunctionImportMapping>
<FunctionImportMapping FunctionImportName="InsertCourse" FunctionName="PlutoModel.Store.InsertCourse" />
<FunctionImportMapping FunctionImportName="UpdateCourse" FunctionName="PlutoModel.Store.UpdateCourse" />
</EntityContainerMapping>
</Mapping>
</edmx:Mappings>
</edmx:Runtime>
<!-- EF Designer content (DO NOT EDIT MANUALLY BELOW HERE) -->
<Designer xmlns="http://schemas.microsoft.com/ado/2009/11/edmx">
<Connection>
<DesignerInfoPropertySet>
<DesignerProperty Name="MetadataArtifactProcessing" Value="EmbedInOutputAssembly" />
</DesignerInfoPropertySet>
</Connection>
<Options>
<DesignerInfoPropertySet>
<DesignerProperty Name="ValidateOnBuild" Value="true" />
<DesignerProperty Name="EnablePluralization" Value="true" />
<DesignerProperty Name="IncludeForeignKeysInModel" Value="true" />
<DesignerProperty Name="UseLegacyProvider" Value="false" />
<DesignerProperty Name="CodeGenerationStrategy" Value="None" />
</DesignerInfoPropertySet>
</Options>
<!-- Diagram content (shape and connector positions) -->
<Diagrams></Diagrams>
</Designer>
</edmx:Edmx>

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@ -0,0 +1,20 @@
<?xml version="1.0" encoding="utf-8"?>
<edmx:Edmx Version="3.0" xmlns:edmx="http://schemas.microsoft.com/ado/2009/11/edmx">
<!-- EF Designer content (DO NOT EDIT MANUALLY BELOW HERE) -->
<edmx:Designer xmlns="http://schemas.microsoft.com/ado/2009/11/edmx">
<!-- Diagram content (shape and connector positions) -->
<edmx:Diagrams>
<Diagram DiagramId="cf6a3b3fe0b14484848ee50a6bf039db" Name="Diagram1" ZoomLevel="83" DisplayType="true">
<EntityTypeShape EntityType="PlutoModel.Author" Width="1.5" PointX="0.75" PointY="2.25" IsExpanded="true" />
<EntityTypeShape EntityType="PlutoModel.Course" Width="1.5" PointX="3" PointY="1.625" IsExpanded="true" />
<EntityTypeShape EntityType="PlutoModel.CourseSection" Width="1.5" PointX="5.25" PointY="1" IsExpanded="true" />
<EntityTypeShape EntityType="PlutoModel.Post" Width="1.5" PointX="0.75" PointY="5.75" IsExpanded="true" />
<EntityTypeShape EntityType="PlutoModel.Tag" Width="1.5" PointX="5.25" PointY="3.625" IsExpanded="true" />
<EntityTypeShape EntityType="PlutoModel.tblUser" Width="1.5" PointX="2.75" PointY="6.75" IsExpanded="true" />
<AssociationConnector Association="PlutoModel.FK_Courses_Authors" ManuallyRouted="false" />
<AssociationConnector Association="PlutoModel.FK_CourseSections_Courses" ManuallyRouted="false" />
<AssociationConnector Association="PlutoModel.CourseTags" ManuallyRouted="false" />
</Diagram>
</edmx:Diagrams>
</edmx:Designer>
</edmx:Edmx>

733
DbFirst/PlutoModel.tt Normal file
View File

@ -0,0 +1,733 @@
<#@ template language="C#" debug="false" hostspecific="true"#>
<#@ include file="EF6.Utility.CS.ttinclude"#><#@
output extension=".cs"#><#
const string inputFile = @"PlutoModel.edmx";
var textTransform = DynamicTextTransformation.Create(this);
var code = new CodeGenerationTools(this);
var ef = new MetadataTools(this);
var typeMapper = new TypeMapper(code, ef, textTransform.Errors);
var fileManager = EntityFrameworkTemplateFileManager.Create(this);
var itemCollection = new EdmMetadataLoader(textTransform.Host, textTransform.Errors).CreateEdmItemCollection(inputFile);
var codeStringGenerator = new CodeStringGenerator(code, typeMapper, ef);
if (!typeMapper.VerifyCaseInsensitiveTypeUniqueness(typeMapper.GetAllGlobalItems(itemCollection), inputFile))
{
return string.Empty;
}
WriteHeader(codeStringGenerator, fileManager);
foreach (var entity in typeMapper.GetItemsToGenerate<EntityType>(itemCollection))
{
fileManager.StartNewFile(entity.Name + ".cs");
BeginNamespace(code);
#>
<#=codeStringGenerator.UsingDirectives(inHeader: false)#>
<#=codeStringGenerator.EntityClassOpening(entity)#>
{
<#
var propertiesWithDefaultValues = typeMapper.GetPropertiesWithDefaultValues(entity);
var collectionNavigationProperties = typeMapper.GetCollectionNavigationProperties(entity);
var complexProperties = typeMapper.GetComplexProperties(entity);
if (propertiesWithDefaultValues.Any() || collectionNavigationProperties.Any() || complexProperties.Any())
{
#>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public <#=code.Escape(entity)#>()
{
<#
foreach (var edmProperty in propertiesWithDefaultValues)
{
#>
this.<#=code.Escape(edmProperty)#> = <#=typeMapper.CreateLiteral(edmProperty.DefaultValue)#>;
<#
}
foreach (var navigationProperty in collectionNavigationProperties)
{
#>
this.<#=code.Escape(navigationProperty)#> = new HashSet<<#=typeMapper.GetTypeName(navigationProperty.ToEndMember.GetEntityType())#>>();
<#
}
foreach (var complexProperty in complexProperties)
{
#>
this.<#=code.Escape(complexProperty)#> = new <#=typeMapper.GetTypeName(complexProperty.TypeUsage)#>();
<#
}
#>
}
<#
}
var simpleProperties = typeMapper.GetSimpleProperties(entity);
if (simpleProperties.Any())
{
foreach (var edmProperty in simpleProperties)
{
#>
<#=codeStringGenerator.Property(edmProperty)#>
<#
}
}
if (complexProperties.Any())
{
#>
<#
foreach(var complexProperty in complexProperties)
{
#>
<#=codeStringGenerator.Property(complexProperty)#>
<#
}
}
var navigationProperties = typeMapper.GetNavigationProperties(entity);
if (navigationProperties.Any())
{
#>
<#
foreach (var navigationProperty in navigationProperties)
{
if (navigationProperty.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many)
{
#>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
<#
}
#>
<#=codeStringGenerator.NavigationProperty(navigationProperty)#>
<#
}
}
#>
}
<#
EndNamespace(code);
}
foreach (var complex in typeMapper.GetItemsToGenerate<ComplexType>(itemCollection))
{
fileManager.StartNewFile(complex.Name + ".cs");
BeginNamespace(code);
#>
<#=codeStringGenerator.UsingDirectives(inHeader: false, includeCollections: false)#>
<#=Accessibility.ForType(complex)#> partial class <#=code.Escape(complex)#>
{
<#
var complexProperties = typeMapper.GetComplexProperties(complex);
var propertiesWithDefaultValues = typeMapper.GetPropertiesWithDefaultValues(complex);
if (propertiesWithDefaultValues.Any() || complexProperties.Any())
{
#>
public <#=code.Escape(complex)#>()
{
<#
foreach (var edmProperty in propertiesWithDefaultValues)
{
#>
this.<#=code.Escape(edmProperty)#> = <#=typeMapper.CreateLiteral(edmProperty.DefaultValue)#>;
<#
}
foreach (var complexProperty in complexProperties)
{
#>
this.<#=code.Escape(complexProperty)#> = new <#=typeMapper.GetTypeName(complexProperty.TypeUsage)#>();
<#
}
#>
}
<#
}
var simpleProperties = typeMapper.GetSimpleProperties(complex);
if (simpleProperties.Any())
{
foreach(var edmProperty in simpleProperties)
{
#>
<#=codeStringGenerator.Property(edmProperty)#>
<#
}
}
if (complexProperties.Any())
{
#>
<#
foreach(var edmProperty in complexProperties)
{
#>
<#=codeStringGenerator.Property(edmProperty)#>
<#
}
}
#>
}
<#
EndNamespace(code);
}
foreach (var enumType in typeMapper.GetEnumItemsToGenerate(itemCollection))
{
fileManager.StartNewFile(enumType.Name + ".cs");
BeginNamespace(code);
#>
<#=codeStringGenerator.UsingDirectives(inHeader: false, includeCollections: false)#>
<#
if (typeMapper.EnumIsFlags(enumType))
{
#>
[Flags]
<#
}
#>
<#=codeStringGenerator.EnumOpening(enumType)#>
{
<#
var foundOne = false;
foreach (MetadataItem member in typeMapper.GetEnumMembers(enumType))
{
foundOne = true;
#>
<#=code.Escape(typeMapper.GetEnumMemberName(member))#> = <#=typeMapper.GetEnumMemberValue(member)#>,
<#
}
if (foundOne)
{
this.GenerationEnvironment.Remove(this.GenerationEnvironment.Length - 3, 1);
}
#>
}
<#
EndNamespace(code);
}
fileManager.Process();
#>
<#+
public void WriteHeader(CodeStringGenerator codeStringGenerator, EntityFrameworkTemplateFileManager fileManager)
{
fileManager.StartHeader();
#>
//------------------------------------------------------------------------------
// <auto-generated>
// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine1")#>
//
// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine2")#>
// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine3")#>
// </auto-generated>
//------------------------------------------------------------------------------
<#=codeStringGenerator.UsingDirectives(inHeader: true)#>
<#+
fileManager.EndBlock();
}
public void BeginNamespace(CodeGenerationTools code)
{
var codeNamespace = code.VsNamespaceSuggestion();
if (!String.IsNullOrEmpty(codeNamespace))
{
#>
namespace <#=code.EscapeNamespace(codeNamespace)#>
{
<#+
PushIndent(" ");
}
}
public void EndNamespace(CodeGenerationTools code)
{
if (!String.IsNullOrEmpty(code.VsNamespaceSuggestion()))
{
PopIndent();
#>
}
<#+
}
}
public const string TemplateId = "CSharp_DbContext_Types_EF6";
public class CodeStringGenerator
{
private readonly CodeGenerationTools _code;
private readonly TypeMapper _typeMapper;
private readonly MetadataTools _ef;
public CodeStringGenerator(CodeGenerationTools code, TypeMapper typeMapper, MetadataTools ef)
{
ArgumentNotNull(code, "code");
ArgumentNotNull(typeMapper, "typeMapper");
ArgumentNotNull(ef, "ef");
_code = code;
_typeMapper = typeMapper;
_ef = ef;
}
public string Property(EdmProperty edmProperty)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1} {2} {{ {3}get; {4}set; }}",
Accessibility.ForProperty(edmProperty),
_typeMapper.GetTypeName(edmProperty.TypeUsage),
_code.Escape(edmProperty),
_code.SpaceAfter(Accessibility.ForGetter(edmProperty)),
_code.SpaceAfter(Accessibility.ForSetter(edmProperty)));
}
public string NavigationProperty(NavigationProperty navProp)
{
var endType = _typeMapper.GetTypeName(navProp.ToEndMember.GetEntityType());
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1} {2} {{ {3}get; {4}set; }}",
AccessibilityAndVirtual(Accessibility.ForNavigationProperty(navProp)),
navProp.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many ? ("ICollection<" + endType + ">") : endType,
_code.Escape(navProp),
_code.SpaceAfter(Accessibility.ForGetter(navProp)),
_code.SpaceAfter(Accessibility.ForSetter(navProp)));
}
public string AccessibilityAndVirtual(string accessibility)
{
return accessibility + (accessibility != "private" ? " virtual" : "");
}
public string EntityClassOpening(EntityType entity)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1}partial class {2}{3}",
Accessibility.ForType(entity),
_code.SpaceAfter(_code.AbstractOption(entity)),
_code.Escape(entity),
_code.StringBefore(" : ", _typeMapper.GetTypeName(entity.BaseType)));
}
public string EnumOpening(SimpleType enumType)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} enum {1} : {2}",
Accessibility.ForType(enumType),
_code.Escape(enumType),
_code.Escape(_typeMapper.UnderlyingClrType(enumType)));
}
public void WriteFunctionParameters(EdmFunction edmFunction, Action<string, string, string, string> writeParameter)
{
var parameters = FunctionImportParameter.Create(edmFunction.Parameters, _code, _ef);
foreach (var parameter in parameters.Where(p => p.NeedsLocalVariable))
{
var isNotNull = parameter.IsNullableOfT ? parameter.FunctionParameterName + ".HasValue" : parameter.FunctionParameterName + " != null";
var notNullInit = "new ObjectParameter(\"" + parameter.EsqlParameterName + "\", " + parameter.FunctionParameterName + ")";
var nullInit = "new ObjectParameter(\"" + parameter.EsqlParameterName + "\", typeof(" + TypeMapper.FixNamespaces(parameter.RawClrTypeName) + "))";
writeParameter(parameter.LocalVariableName, isNotNull, notNullInit, nullInit);
}
}
public string ComposableFunctionMethod(EdmFunction edmFunction, string modelNamespace)
{
var parameters = _typeMapper.GetParameters(edmFunction);
return string.Format(
CultureInfo.InvariantCulture,
"{0} IQueryable<{1}> {2}({3})",
AccessibilityAndVirtual(Accessibility.ForMethod(edmFunction)),
_typeMapper.GetTypeName(_typeMapper.GetReturnType(edmFunction), modelNamespace),
_code.Escape(edmFunction),
string.Join(", ", parameters.Select(p => TypeMapper.FixNamespaces(p.FunctionParameterType) + " " + p.FunctionParameterName).ToArray()));
}
public string ComposableCreateQuery(EdmFunction edmFunction, string modelNamespace)
{
var parameters = _typeMapper.GetParameters(edmFunction);
return string.Format(
CultureInfo.InvariantCulture,
"return ((IObjectContextAdapter)this).ObjectContext.CreateQuery<{0}>(\"[{1}].[{2}]({3})\"{4});",
_typeMapper.GetTypeName(_typeMapper.GetReturnType(edmFunction), modelNamespace),
edmFunction.NamespaceName,
edmFunction.Name,
string.Join(", ", parameters.Select(p => "@" + p.EsqlParameterName).ToArray()),
_code.StringBefore(", ", string.Join(", ", parameters.Select(p => p.ExecuteParameterName).ToArray())));
}
public string FunctionMethod(EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
{
var parameters = _typeMapper.GetParameters(edmFunction);
var returnType = _typeMapper.GetReturnType(edmFunction);
var paramList = String.Join(", ", parameters.Select(p => TypeMapper.FixNamespaces(p.FunctionParameterType) + " " + p.FunctionParameterName).ToArray());
if (includeMergeOption)
{
paramList = _code.StringAfter(paramList, ", ") + "MergeOption mergeOption";
}
return string.Format(
CultureInfo.InvariantCulture,
"{0} {1} {2}({3})",
AccessibilityAndVirtual(Accessibility.ForMethod(edmFunction)),
returnType == null ? "int" : "ObjectResult<" + _typeMapper.GetTypeName(returnType, modelNamespace) + ">",
_code.Escape(edmFunction),
paramList);
}
public string ExecuteFunction(EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
{
var parameters = _typeMapper.GetParameters(edmFunction);
var returnType = _typeMapper.GetReturnType(edmFunction);
var callParams = _code.StringBefore(", ", String.Join(", ", parameters.Select(p => p.ExecuteParameterName).ToArray()));
if (includeMergeOption)
{
callParams = ", mergeOption" + callParams;
}
return string.Format(
CultureInfo.InvariantCulture,
"return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction{0}(\"{1}\"{2});",
returnType == null ? "" : "<" + _typeMapper.GetTypeName(returnType, modelNamespace) + ">",
edmFunction.Name,
callParams);
}
public string DbSet(EntitySet entitySet)
{
return string.Format(
CultureInfo.InvariantCulture,
"{0} virtual DbSet<{1}> {2} {{ get; set; }}",
Accessibility.ForReadOnlyProperty(entitySet),
_typeMapper.GetTypeName(entitySet.ElementType),
_code.Escape(entitySet));
}
public string UsingDirectives(bool inHeader, bool includeCollections = true)
{
return inHeader == string.IsNullOrEmpty(_code.VsNamespaceSuggestion())
? string.Format(
CultureInfo.InvariantCulture,
"{0}using System;{1}" +
"{2}",
inHeader ? Environment.NewLine : "",
includeCollections ? (Environment.NewLine + "using System.Collections.Generic;") : "",
inHeader ? "" : Environment.NewLine)
: "";
}
}
public class TypeMapper
{
private const string ExternalTypeNameAttributeName = @"http://schemas.microsoft.com/ado/2006/04/codegeneration:ExternalTypeName";
private readonly System.Collections.IList _errors;
private readonly CodeGenerationTools _code;
private readonly MetadataTools _ef;
public TypeMapper(CodeGenerationTools code, MetadataTools ef, System.Collections.IList errors)
{
ArgumentNotNull(code, "code");
ArgumentNotNull(ef, "ef");
ArgumentNotNull(errors, "errors");
_code = code;
_ef = ef;
_errors = errors;
}
public static string FixNamespaces(string typeName)
{
return typeName.Replace("System.Data.Spatial.", "System.Data.Entity.Spatial.");
}
public string GetTypeName(TypeUsage typeUsage)
{
return typeUsage == null ? null : GetTypeName(typeUsage.EdmType, _ef.IsNullable(typeUsage), modelNamespace: null);
}
public string GetTypeName(EdmType edmType)
{
return GetTypeName(edmType, isNullable: null, modelNamespace: null);
}
public string GetTypeName(TypeUsage typeUsage, string modelNamespace)
{
return typeUsage == null ? null : GetTypeName(typeUsage.EdmType, _ef.IsNullable(typeUsage), modelNamespace);
}
public string GetTypeName(EdmType edmType, string modelNamespace)
{
return GetTypeName(edmType, isNullable: null, modelNamespace: modelNamespace);
}
public string GetTypeName(EdmType edmType, bool? isNullable, string modelNamespace)
{
if (edmType == null)
{
return null;
}
var collectionType = edmType as CollectionType;
if (collectionType != null)
{
return String.Format(CultureInfo.InvariantCulture, "ICollection<{0}>", GetTypeName(collectionType.TypeUsage, modelNamespace));
}
var typeName = _code.Escape(edmType.MetadataProperties
.Where(p => p.Name == ExternalTypeNameAttributeName)
.Select(p => (string)p.Value)
.FirstOrDefault())
?? (modelNamespace != null && edmType.NamespaceName != modelNamespace ?
_code.CreateFullName(_code.EscapeNamespace(edmType.NamespaceName), _code.Escape(edmType)) :
_code.Escape(edmType));
if (edmType is StructuralType)
{
return typeName;
}
if (edmType is SimpleType)
{
var clrType = UnderlyingClrType(edmType);
if (!IsEnumType(edmType))
{
typeName = _code.Escape(clrType);
}
typeName = FixNamespaces(typeName);
return clrType.IsValueType && isNullable == true ?
String.Format(CultureInfo.InvariantCulture, "Nullable<{0}>", typeName) :
typeName;
}
throw new ArgumentException("edmType");
}
public Type UnderlyingClrType(EdmType edmType)
{
ArgumentNotNull(edmType, "edmType");
var primitiveType = edmType as PrimitiveType;
if (primitiveType != null)
{
return primitiveType.ClrEquivalentType;
}
if (IsEnumType(edmType))
{
return GetEnumUnderlyingType(edmType).ClrEquivalentType;
}
return typeof(object);
}
public object GetEnumMemberValue(MetadataItem enumMember)
{
ArgumentNotNull(enumMember, "enumMember");
var valueProperty = enumMember.GetType().GetProperty("Value");
return valueProperty == null ? null : valueProperty.GetValue(enumMember, null);
}
public string GetEnumMemberName(MetadataItem enumMember)
{
ArgumentNotNull(enumMember, "enumMember");
var nameProperty = enumMember.GetType().GetProperty("Name");
return nameProperty == null ? null : (string)nameProperty.GetValue(enumMember, null);
}
public System.Collections.IEnumerable GetEnumMembers(EdmType enumType)
{
ArgumentNotNull(enumType, "enumType");
var membersProperty = enumType.GetType().GetProperty("Members");
return membersProperty != null
? (System.Collections.IEnumerable)membersProperty.GetValue(enumType, null)
: Enumerable.Empty<MetadataItem>();
}
public bool EnumIsFlags(EdmType enumType)
{
ArgumentNotNull(enumType, "enumType");
var isFlagsProperty = enumType.GetType().GetProperty("IsFlags");
return isFlagsProperty != null && (bool)isFlagsProperty.GetValue(enumType, null);
}
public bool IsEnumType(GlobalItem edmType)
{
ArgumentNotNull(edmType, "edmType");
return edmType.GetType().Name == "EnumType";
}
public PrimitiveType GetEnumUnderlyingType(EdmType enumType)
{
ArgumentNotNull(enumType, "enumType");
return (PrimitiveType)enumType.GetType().GetProperty("UnderlyingType").GetValue(enumType, null);
}
public string CreateLiteral(object value)
{
if (value == null || value.GetType() != typeof(TimeSpan))
{
return _code.CreateLiteral(value);
}
return string.Format(CultureInfo.InvariantCulture, "new TimeSpan({0})", ((TimeSpan)value).Ticks);
}
public bool VerifyCaseInsensitiveTypeUniqueness(IEnumerable<string> types, string sourceFile)
{
ArgumentNotNull(types, "types");
ArgumentNotNull(sourceFile, "sourceFile");
var hash = new HashSet<string>(StringComparer.InvariantCultureIgnoreCase);
if (types.Any(item => !hash.Add(item)))
{
_errors.Add(
new CompilerError(sourceFile, -1, -1, "6023",
String.Format(CultureInfo.CurrentCulture, CodeGenerationTools.GetResourceString("Template_CaseInsensitiveTypeConflict"))));
return false;
}
return true;
}
public IEnumerable<SimpleType> GetEnumItemsToGenerate(IEnumerable<GlobalItem> itemCollection)
{
return GetItemsToGenerate<SimpleType>(itemCollection)
.Where(e => IsEnumType(e));
}
public IEnumerable<T> GetItemsToGenerate<T>(IEnumerable<GlobalItem> itemCollection) where T: EdmType
{
return itemCollection
.OfType<T>()
.Where(i => !i.MetadataProperties.Any(p => p.Name == ExternalTypeNameAttributeName))
.OrderBy(i => i.Name);
}
public IEnumerable<string> GetAllGlobalItems(IEnumerable<GlobalItem> itemCollection)
{
return itemCollection
.Where(i => i is EntityType || i is ComplexType || i is EntityContainer || IsEnumType(i))
.Select(g => GetGlobalItemName(g));
}
public string GetGlobalItemName(GlobalItem item)
{
if (item is EdmType)
{
return ((EdmType)item).Name;
}
else
{
return ((EntityContainer)item).Name;
}
}
public IEnumerable<EdmProperty> GetSimpleProperties(EntityType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetSimpleProperties(ComplexType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetComplexProperties(EntityType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is ComplexType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetComplexProperties(ComplexType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is ComplexType && p.DeclaringType == type);
}
public IEnumerable<EdmProperty> GetPropertiesWithDefaultValues(EntityType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type && p.DefaultValue != null);
}
public IEnumerable<EdmProperty> GetPropertiesWithDefaultValues(ComplexType type)
{
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type && p.DefaultValue != null);
}
public IEnumerable<NavigationProperty> GetNavigationProperties(EntityType type)
{
return type.NavigationProperties.Where(np => np.DeclaringType == type);
}
public IEnumerable<NavigationProperty> GetCollectionNavigationProperties(EntityType type)
{
return type.NavigationProperties.Where(np => np.DeclaringType == type && np.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many);
}
public FunctionParameter GetReturnParameter(EdmFunction edmFunction)
{
ArgumentNotNull(edmFunction, "edmFunction");
var returnParamsProperty = edmFunction.GetType().GetProperty("ReturnParameters");
return returnParamsProperty == null
? edmFunction.ReturnParameter
: ((IEnumerable<FunctionParameter>)returnParamsProperty.GetValue(edmFunction, null)).FirstOrDefault();
}
public bool IsComposable(EdmFunction edmFunction)
{
ArgumentNotNull(edmFunction, "edmFunction");
var isComposableProperty = edmFunction.GetType().GetProperty("IsComposableAttribute");
return isComposableProperty != null && (bool)isComposableProperty.GetValue(edmFunction, null);
}
public IEnumerable<FunctionImportParameter> GetParameters(EdmFunction edmFunction)
{
return FunctionImportParameter.Create(edmFunction.Parameters, _code, _ef);
}
public TypeUsage GetReturnType(EdmFunction edmFunction)
{
var returnParam = GetReturnParameter(edmFunction);
return returnParam == null ? null : _ef.GetElementType(returnParam.TypeUsage);
}
public bool GenerateMergeOptionFunction(EdmFunction edmFunction, bool includeMergeOption)
{
var returnType = GetReturnType(edmFunction);
return !includeMergeOption && returnType != null && returnType.EdmType.BuiltInTypeKind == BuiltInTypeKind.EntityType;
}
}
public static void ArgumentNotNull<T>(T arg, string name) where T : class
{
if (arg == null)
{
throw new ArgumentNullException(name);
}
}
#>

22
DbFirst/Post.cs Normal file
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@ -0,0 +1,22 @@
//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Collections.Generic;
public partial class Post
{
public int PostID { get; set; }
public System.DateTime DatePublished { get; set; }
public string Title { get; set; }
public string Body { get; set; }
}
}

View File

@ -3,6 +3,8 @@ using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static System.Console;
namespace DbFirst
{
@ -10,6 +12,20 @@ namespace DbFirst
{
static void Main(string[] args)
{
var course = new Course();
course.Level = CourseLevel.Beginner;
var dbContext = new PlutoDbContext();
//dbContext.GetAuthorCourses();
var courses = dbContext.GetCourses();
foreach (var c in courses)
{
WriteLine(c.Title);
}
}
}
}

29
DbFirst/Tag.cs Normal file
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@ -0,0 +1,29 @@
//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Collections.Generic;
public partial class Tag
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public Tag()
{
this.Courses = new HashSet<Course>();
}
public int TagID { get; set; }
public string Name { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<Course> Courses { get; set; }
}
}

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@ -0,0 +1,24 @@
//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
public partial class funcGetAuthorCourses_Result
{
public int CourseID { get; set; }
public int AuthorID { get; set; }
public string Title { get; set; }
public string Description { get; set; }
public short Price { get; set; }
public string LevelString { get; set; }
public byte Level { get; set; }
}
}

4
DbFirst/packages.config Normal file
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@ -0,0 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<packages>
<package id="EntityFramework" version="6.2.0" targetFramework="net461" />
</packages>

21
DbFirst/tblUser.cs Normal file
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@ -0,0 +1,21 @@
//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated from a template.
//
// Manual changes to this file may cause unexpected behavior in your application.
// Manual changes to this file will be overwritten if the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
namespace DbFirst
{
using System;
using System.Collections.Generic;
public partial class tblUser
{
public int UserID { get; set; }
public string Username { get; set; }
public int Password { get; set; }
}
}